Non-reversible lampholder



FIG. 1 is a top perspective view of a non-reversible lampholder showing our new design, wherein the darker solid lines indicate structural features thereof and lighter lines are used to indicate contour;

FIG. 2 is a top plan view of our new design;

FIG. 3 is a front plan view of our new design;

FIG. 4 is a bottom plan view of our new design;

FIG. 5 is a rear plan view of our new design; and,

FIG. 6 is a left side plan view of our new design, the right side being a mirror image thereto.

The broken lines in the figures form no part of the claimed design. 

CLAIM The ornamental design for a non-reversible lampholder, substantially as shown and described. 